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  <title>Set start point of next regular expression match</title>
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  <div id="layout-content"><div id="function.mb-ereg-search-setpos" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">mb_ereg_search_setpos</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.2.0, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">mb_ereg_search_setpos</span> &mdash; <span class="dc-title">Set start point of next regular expression match</span></p>

 </div>
   
 <div class="refsect1 description" id="refsect1-function.mb-ereg-search-setpos-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>mb_ereg_search_setpos</strong></span>
    ( <span class="methodparam"><span class="type">int</span> <code class="parameter">$position</code></span>
   ) : <span class="type">bool</span></div>

  <p class="simpara">
   <span class="function"><strong>mb_ereg_search_setpos()</strong></span> sets the starting
   point of a match for <span class="function"><a href="mb_ereg_search.html" class="function">mb_ereg_search()</a></span>.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.mb-ereg-search-setpos-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">position</code></dt>

     <dd>

      <p class="para">
       The position to set. If it is negative, it counts from the end of the string.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>

 
 <div class="refsect1 returnvalues" id="refsect1-function.mb-ereg-search-setpos-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="simpara">
   成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
  </p>
 </div>


 <div class="refsect1 changelog" id="refsect1-function.mb-ereg-search-setpos-changelog">
  <h3 class="title">更新日志</h3>
  <table class="doctable informaltable">
   
    <thead>
     <tr>
      <th>版本</th>
      <th>说明</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
      <td>7.1.0</td>
      <td>
       Support for negative <code class="parameter">position</code>s has been added.
      </td>
     </tr>

    </tbody>
   
  </table>

 </div>


 <div class="refsect1 notes" id="refsect1-function.mb-ereg-search-setpos-notes">
  <h3 class="title">注释</h3>
  
  <blockquote class="note"><p><strong class="note">Note</strong>: <p class="para"><span class="function"><a href="mb_regex_encoding.html" class="function">mb_regex_encoding()</a></span>
指定的内部编码或字符编码将会当作此函数用的字符编码。</p></p></blockquote>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.mb-ereg-search-setpos-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="mb_regex_encoding.html" class="function" rel="rdfs-seeAlso">mb_regex_encoding()</a> - Set/Get character encoding for multibyte regex</span></li>
    <li class="member"><span class="function"><a href="mb_ereg_search_init.html" class="function" rel="rdfs-seeAlso">mb_ereg_search_init()</a> - Setup string and regular expression for a multibyte regular expression match</span></li>
   </ul>
  </p>
 </div>


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